<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<script type="text/javascript" src="js/jquery.min.js"></script>
		<script type="text/javascript" src="js/bootstrap.js"></script>
		<link rel="stylesheet" href="css/bootstrap.css" />
		<style>
			body {
				position: relative;
			}
			
			#section1 {
				padding-top: 50px;
				height: 500px;
				color: #fff;
				background-color: #1E88E5;
			}
			
			#section2 {
				padding-top: 50px;
				height: 500px;
				color: #fff;
				background-color: #673ab7;
			}
			
			#section3 {
				padding-top: 50px;
				height: 500px;
				color: #fff;
				background-color: #ff9800;
			}
			
			#section41 {
				padding-top: 50px;
				height: 500px;
				color: #fff;
				background-color: #00bcd4;
			}
			
			#section42 {
				padding-top: 50px;
				height: 500px;
				color: #fff;
				background-color: #009688;
			}
		</style>
	</head>
	<body data-spy="scroll" data-target=".navbar" data-offset="50">

		<nav class="navbar navbar-inverse navbar-fixed-top">
			<div class="container-fluid">
				<div class="navbar-header">
					<button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#myNavbar">
						<span class="icon-bar"></span>
						<span class="icon-bar"></span>
						<span class="icon-bar"></span>
					</button>
					<a class="navbar-brand" href="#">WebSiteName</a>
				</div>
				<div>
					<div class="collapse navbar-collapse" id="myNavbar">
						<ul class="nav navbar-nav">
							<li>
								<a href="#section1">Section 1</a>
							</li>
							<li>
								<a href="#section2">Section 2</a>
							</li>
							<li>
								<a href="#section3">Section 3</a>
							</li>
							<li class="dropdown">
								<a class="dropdown-toggle" data-toggle="dropdown" href="#">Section 4
									<span class="caret"></span>
								</a>
								<ul class="dropdown-menu">
									<li>
										<a href="#section41">Section 4-1</a>
									</li>
									<li>
										<a href="#section42">Section 4-2</a>
									</li>
								</ul>
							</li>
						</ul>
					</div>
				</div>
			</div>
		</nav>

		<div id="section1" class="container-fluid">
			<h1>Section 1</h1>
			<p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
			<p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
		</div>
		<div id="section2" class="container-fluid">
			<h1>Section 2</h1>
			<p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
			<p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
		</div>
		<div id="section3" class="container-fluid">
			<h1>Section 3</h1>
			<p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
			<p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
		</div>
		<div id="section41" class="container-fluid">
			<h1>Section 4 Submenu 1</h1>
			<p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
			<p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
		</div>
		<div id="section42" class="container-fluid">
			<h1>Section 4 Submenu 2</h1>
			<p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
			<p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
		</div>
	</body>
</html>